A:Answer Yes, this unit is compatible with Android 4.1 or later version and the effective frequency range is 100 Hz - 4,000 Hz. Bluetooth specification Version 3.0
2.4 GHz band (2.4000 GHz-2.4835 GHz)FHSS, Network Transport Protocol : A2DP (Sampling frequency 44.1 kHz), Transmission Range: 20-20,000 Hz
Line of sight approx.30 ft (10 m), ~ Jeannette